[INFO] cloning repository https://github.com/gcxfd/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gcxfd/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcxfd%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcxfd%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99ede10cf7a6d2e63bb391d921f2e7d20451625b
[INFO] checking gcxfd/rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcxfd%2Frust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gcxfd/rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gcxfd/rust
[INFO] finished tweaking git repo https://github.com/gcxfd/rust
[INFO] tweaked toml for git repo https://github.com/gcxfd/rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/gcxfd/rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle-ng v2.4.1
[INFO] [stderr]   Downloaded machine-uid v0.2.0
[INFO] [stderr]   Downloaded curve25519-dalek-ng v4.0.1
[INFO] [stderr]   Downloaded ed25519-dalek-blake2b v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e126c3f69233f9259330c66ce380e6310ee4833aa51bec51bec8667dbe8da71c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e126c3f69233f9259330c66ce380e6310ee4833aa51bec51bec8667dbe8da71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e126c3f69233f9259330c66ce380e6310ee4833aa51bec51bec8667dbe8da71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e126c3f69233f9259330c66ce380e6310ee4833aa51bec51bec8667dbe8da71c", kill_on_drop: false }`
[INFO] [stdout] e126c3f69233f9259330c66ce380e6310ee4833aa51bec51bec8667dbe8da71c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34848fcbc074f16af7f9a198c195dfa1c57dc2d2471edc3d7a42e169401eea50
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34848fcbc074f16af7f9a198c195dfa1c57dc2d2471edc3d7a42e169401eea50", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.60
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[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.6
[INFO] [stderr]    Compiling zstd-safe v3.0.0+zstd.1.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]     Checking subtle-ng v2.4.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking vec_map v0.8.2
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[INFO] [stderr]     Checking constant_time_eq v0.1.5
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[INFO] [stderr]    Compiling generic-array v0.14.4
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[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking instant v0.1.9
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[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling itertools v0.9.0
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.2
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[INFO] [stderr]     Checking digest v0.9.0
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking aes-gcm v0.8.0
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[INFO] [stderr]    Compiling zstd-sys v1.4.19+zstd.1.4.8
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking curve25519-dalek-ng v4.0.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
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[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking ed25519-dalek-blake2b v1.0.2
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]     Checking zstd v0.6.0+zstd.1.4.8
[INFO] [stderr]     Checking rmw-srv v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `milli`
[INFO] [stdout]  --> src/listen.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lib::now::{milli, sec};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `milli`
[INFO] [stdout]  --> src/listen.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lib::now::{milli, sec};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/lib/connecting.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn pop(&self, ip: &Key) -> bool {
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `milli`
[INFO] [stdout]   --> src/lib/now.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn milli() -> u128 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/lib/connecting.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn pop(&self, ip: &Key) -> bool {
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `milli`
[INFO] [stdout]   --> src/lib/now.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn milli() -> u128 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 31s
[INFO] running `Command { std: "docker" "inspect" "34848fcbc074f16af7f9a198c195dfa1c57dc2d2471edc3d7a42e169401eea50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34848fcbc074f16af7f9a198c195dfa1c57dc2d2471edc3d7a42e169401eea50", kill_on_drop: false }`
[INFO] [stdout] 34848fcbc074f16af7f9a198c195dfa1c57dc2d2471edc3d7a42e169401eea50